Finding the Fourth Proportional to 1,816.08, 2,723.00 and 775.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,816.08 : 2,723.00 = 775.50 : x
2. Step 2: Convert to fraction form
   1,816.08/2,723.00 = 775.50/x
3. Step 3: Cross multiply
   1,816.08x = 2,723.00 × 775.50
4. Step 4: Simplify right side
   1,816.08x = 2,111,672.41
5. Step 5: Solve for x
   x = 2,111,672.41/1,816.08
6. Step 6: Final answer
   x = 1,162.77